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Finding the Fourth Proportional to 650,266.01, 897,352.80 and 355,914.27

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Solution

The fourth proportional to 650,266.01, 897,352.80 and 355,914.27 is: 491,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,266.01 : 897,352.80 = 355,914.27 : x
  2. Step 2: Convert to fraction form
    650,266.01/897,352.80 = 355,914.27/x
  3. Step 3: Cross multiply
    650,266.01x = 897,352.80 × 355,914.27
  4. Step 4: Simplify right side
    650,266.01x = 319,380,666,744.46
  5. Step 5: Solve for x
    x = 319,380,666,744.46/650,266.01
  6. Step 6: Final answer
    x = 491,153.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.